Senior Backend Software Engineer

2 weeks ago


San Francisco, California, United States Tonal Full time
About Us
Tonal is at the forefront of transforming home fitness with our cutting-edge gym and personal training solutions. Our innovative design and advanced artificial intelligence technology have redefined how individuals engage in strength training at home.

We have assembled a diverse team of professionals, leveraging years of research to enhance the efficiency, effectiveness, and enjoyment of strength training. Our mission is to extend this innovative mindset into our workplace, fostering a collaborative environment where creativity and expertise converge to shape the future of fitness.

Position Overview
Tonal is seeking a dedicated backend developer to collaborate across product, engineering, and design teams, playing a pivotal role in constructing the platform that supports the world's most advanced personal training system.

In this role, you will tackle complex challenges in software development for a unique consumer fitness product, thriving in a dynamic and agile setting while delivering high-quality software solutions.

Key Responsibilities
  • Lead the development of significant software initiatives for our backend services, which are essential for personalized workout suggestions, dynamic media creation, and comprehensive analytics based on extensive fitness data.
  • Work in close partnership with our integrated software, hardware, and content teams to continually enhance our consumer-focused fitness offerings.
  • Collaborate with the product team to clarify specifications and design new features.
  • Implement, test, deploy, and monitor software for our cloud-based backend microservices.
  • Write and review clean, secure, and testable code with an emphasis on maintainability, scalability, and performance.
  • Develop and maintain cloud-based big data pipelines.
  • Utilize analytics to gain insights into product usage and drive data-informed decisions.
  • Mentor and share your extensive knowledge with junior engineers.
Qualifications
We are looking for a self-motivated backend engineer with a proven track record of managing software projects from inception to completion, who thrives in a fast-paced, collaborative environment.
  • 5+ years of experience in software development.
  • Demonstrated ability to solve problems independently with minimal oversight.
  • Extensive experience with distributed systems, microservices architecture, cloud platforms (AWS, Azure, or GCP), and RESTful APIs.
  • Proficiency in server-side software development using Golang or other languages (e.g., Rust, C++, C#, Java, Python).
  • Strong understanding of database design and modeling (e.g., PostgreSQL).
  • Excellent communication skills and the ability to work effectively in a cross-functional team.
  • Experience with data-intensive applications, big data pipelines, and analytics tools such as Snowflake, DataBricks, Amplitude, and Looker.
Preferred Qualifications
  • Familiarity with Kubernetes, Helm, Docker, and ArgoCD.
  • Experience with Postgres, Redis, Kafka, and Airflow.
  • Knowledge of Android development, Flutter, and Kotlin.
  • Experience with Swift/SwiftUI.
  • Background in working with remote teams.
  • Experience integrating with payment systems.
  • Interest in the fitness industry.

Tonal values the unique experiences of our team members, believing that diversity strengthens our organization. We are committed to fostering an inclusive environment that promotes growth for all employees.

If your skills align with our needs, we encourage you to consider this opportunity.

Compensation Range:
$163K - $225K
Type: Full-time
Department: Technology
Compensation: $163K – $225K

In addition to a competitive salary, equity, and benefits, Tonal offers opportunities for career advancement within our engineering track, which includes five levels of progression.

This role is also eligible for health insurance, retirement savings benefits, life insurance, disability benefits, flexible paid time off, parental leave, and additional perks.



  • San Francisco, California, United States Lionheart Ventures Full time

    Senior Backend Software EngineerCalm is a leading mental wellness and self-care platform that empowers users to take control of their mental health. We're seeking a highly skilled Senior Backend Software Engineer to join our team and help us build innovative solutions that make a meaningful impact on people's lives.About the RoleThis is a critical position...


  • San Francisco, California, United States Perplexity AI Full time

    Job Opportunity at Perplexity AIWe are seeking a highly skilled Senior Backend Software Engineer to join our team at Perplexity AI. As a key member of our engineering team, you will be responsible for designing, implementing, and scaling our backend systems that power our web and mobile products.Key ResponsibilitiesDatabase Management: Maintain and optimize...


  • San Francisco, California, United States Tonal Systems, Inc. Full time

    About the RoleTonal Systems, Inc. is seeking a highly skilled Senior Backend Software Engineer to join our team. As a key member of our engineering team, you will play a critical role in building and maintaining our cloud-based backend services.Key ResponsibilitiesDesign, develop, and deploy scalable and efficient backend services using cloud platforms (AWS,...


  • San Francisco, California, United States Tonal Full time

    About the RoleTonal is seeking a highly skilled Senior Backend Software Engineer to join our team. As a key member of our engineering team, you will play a critical role in building the platform that powers our intelligent personal trainer.Key ResponsibilitiesImpact and contribute to the development of major software projects for our backend services,...


  • San Francisco, California, United States Databricks Inc. Full time

    About the RoleWe are seeking a highly skilled Senior Backend Software Engineer to join our team at Databricks Inc. As a key member of our engineering team, you will be responsible for designing, developing, and deploying scalable and efficient software systems that power our data and AI platform.Key ResponsibilitiesDesign and implement high-quality software...


  • San Francisco, California, United States Speak Full time

    About the RoleWe are seeking a highly skilled Senior Backend Software Engineer to join our team at Speak. As a key member of our engineering team, you will be responsible for designing and developing novel AI-powered product experiences and user interfaces on the web.As a full-stack engineer with a focus on backend development, you will work closely with our...


  • San Francisco, California, United States Tempo LLC Full time

    About UsAt Tempo LLC, we are dedicated to enabling individuals to harness their potential and maintain a vibrant, healthy lifestyle. As pioneers in personal training technology, we utilize advanced 3D sensors and artificial intelligence to deliver enhanced workout experiences through both live and on-demand classes. Our headquarters is in San Francisco, and...


  • San Francisco, California, United States Usespeak Full time

    About UsWe are a cutting-edge technology company, dedicated to revolutionizing the way people learn languages. Our mission is to make language learning accessible to everyone, and we're committed to achieving this goal through innovative solutions.Our company has made significant strides in the language learning industry, with a strong presence in over 40...


  • San Francisco, California, United States AICrete Full time

    Job Title: Senior Backend Software EngineerLocation: Hybrid (with options for remote work)Job Type: Full-TimeRole Summary:As a Senior Backend Software Engineer at AICrete, your role will be crucial in developing the server-side logic of AICreteOS using modern frameworks like Django. You will build high-performance applications that integrate seamlessly with...


  • San Francisco, California, United States Lendtable, Inc Full time

    About Lendtable, Inc.Lendtable, Inc. is a venture-backed financial technology company that helps individuals maximize their employer benefits and secure their financial future.Job DescriptionWe are seeking a highly skilled Backend Software Engineer to join our team. As a Backend Software Engineer at Lendtable, you will be responsible for designing,...


  • San Francisco, California, United States Kandji Full time

    About KandjiKandji is a leading provider of enterprise-grade Apple device management and security solutions. Our platform empowers organizations to centrally secure and manage Mac, iPhone, iPad, and Apple TV devices, streamlining IT and InfoSec operations with features like one-click compliance templates and over 150 pre-built automations, apps, and...


  • San Francisco, California, United States Monte Carlo Data, Inc. Full time

    About the RoleWe are seeking a highly skilled Senior Backend Software Engineer to join our team at Monte Carlo Data, Inc. and take ownership of building our cloud application for Data Observability.This is a unique opportunity to work on a mission-critical project that requires end-to-end development, from formulating usability requirements and designs to...


  • San Francisco, California, United States Rainbow Full time

    About this roleWe're a fully-digital insurance company focused on small businesses and entrepreneurs. We're currently operating in stealth mode with financing from top investors.We develop our own unique insurance products from the ground up, and we combine that with software that automates the process to get covered and file claims. And we give business...


  • San Francisco, California, United States Operant AI Full time

    Job OverviewPosition: Senior Backend Software Engineer - Cloud SecurityCompany Overview:Operant AI is dedicated to safeguarding the digital landscape. Our innovative technology addresses significant challenges in contemporary cybersecurity, focusing on the protection of applications across all layers of the cloud-native architecture, from infrastructure to...


  • San Francisco, California, United States DAOmatch Full time

    About Us:DAOmatch is a pioneering platform focused on revolutionizing digital ownership across multiple blockchain networks. Our vision is to enhance the internet economy by making digital assets universally accessible.Role Overview:As a Staff Backend Engineer, you will play a crucial role in developing and optimizing our backend services. This position...


  • San Francisco, California, United States onarchipelago Full time

    About ArchipelagoArchipelago is a leading provider of commercial property insurance solutions, leveraging AI-powered data networks to drive accurate information and meaningful business decisions. Our mission is to empower customers to navigate the complexities of property insurance and risk management with confidence.Job SummaryWe are seeking a highly...


  • San Francisco, California, United States DAOmatch Full time

    About Us:DAOmatch is a pioneering platform at the forefront of the blockchain revolution, dedicated to enhancing digital ownership and transforming the internet economy.Our Mission:We strive to make digital ownership accessible and integral to everyday life, aiming for mass adoption of blockchain technology.Role Overview:As a Staff Backend Engineer, you will...


  • San Francisco, California, United States DocuSign, Inc. Full time

    About the RoleWe are seeking a highly motivated Senior Software Engineer, Backend to join our CLM team at DocuSign, Inc. This is an individual contributor role reporting to the Senior Manager, Software Engineering.Key ResponsibilitiesDesign, develop, test, deploy, and maintain the e-commerce application using object-oriented methodologies and design...


  • San Francisco, California, United States Intrinsic Inc. Full time

    Transformative Role at Intrinsic Inc.We are a pioneering technology company, leveraging cutting-edge innovations to address the complexities of the digital age. Our mission is to empower Trust & Safety teams to focus on high-priority tasks, thereby safeguarding online communities from abuse and misinformation.About the PositionWe are seeking a highly skilled...


  • San Francisco, California, United States Kikoff Inc. Full time

    About the Role:We are seeking an experienced Backend Software Engineer to join our team at Kikoff Inc. As a key member of our engineering team, you will be responsible for designing, developing, and maintaining our core product features.Key Responsibilities:Design and implement scalable, efficient, and reliable backend systemsCollaborate with...